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Molbank, Volume 2012, Issue 1 (March 2012)

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Open AccessShort Note 5,11,17,23-Tetra-tert-butyl-25-(2’-pyridylmethylamidocarbonylmethyl)-calix[4]arene
Molbank 2012, 2012(1), M747; https://doi.org/10.3390/M747
Received: 13 December 2011 / Accepted: 4 January 2012 / Published: 10 January 2012
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Abstract
5,11,17,23-tetra-tert-butyl-25-(2’-pyridyl methyl amidocarbonylmethyl)-calix[4]arene (3) has been synthesized in the cône conformation through reaction of the corresponding mono-ester with 2-aminomethylpyridine (picolylamine) and characterised using 1H NMR and MALDI-TOF mass spectral data as well as elemental analyses. Full article
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Open AccessShort Note Nꞌ-{[2-(Piperidin-1-yl)quinolin-3-yl]methylene}pyridine-4-carbohydrazide
Molbank 2012, 2012(1), M748; https://doi.org/10.3390/M748
Received: 6 January 2012 / Accepted: 10 January 2012 / Published: 18 January 2012
Cited by 1 | PDF Full-text (175 KB) | HTML Full-text | XML Full-text | Supplementary Files
Abstract
Nꞌ-{[2-(piperidin-1-yl)quinolin-3-yl]methylene}pyridine-4-carbohydrazide 2 has been synthesized through condensation of 2-(piperidin-1-yl)quinoline-3-carbaldehyde 1 with isonicotinic acid hydrazide (INH) in absolute ethanol. The structure of the title compound 2 was established on the basis of IR, 1H-NMR, 13C-NMR and mass spectral data. Full article
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Open AccessShort Note Ethyl 3-{2-[(3-Methyl-1H-indol-2-yl)carbonyl]­hydrazinylidene}­butanoate
Molbank 2012, 2012(1), M749; https://doi.org/10.3390/M749
Received: 6 January 2012 / Accepted: 4 February 2012 / Published: 7 February 2012
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Abstract
The title compound, ethyl 3-{2-[(3-methyl-1H-indol-2-yl)carbonyl]hydrazinylidene} butanoate (3), was prepared via reaction of 3-methyl-1H-indole-2-carbohydrazide (1) and ethyl 3-oxo­butanoate (2) under reflux. The structure of the synthesized compound was assigned on the basis of elemental analysis, IR, 1H-NMR, mass spectral and X-ray data. Full article
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Open AccessShort Note 4-[(2-Hydroxy-4-pentadecylbenzylidene)amino]-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one
Molbank 2012, 2012(1), M750; https://doi.org/10.3390/M750
Received: 7 February 2012 / Accepted: 28 February 2012 / Published: 29 February 2012
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Abstract
Novel 4-[(2-hydroxy-4-pentadecylbenzylidene)amino]-1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one was prepared via condensation of 2-hydroxy-4-pentadecylbenzaldehyde (1) with 4-amino-1,2-dihydro-2,3-dimethyl-1-phenylpyrazol-5-one (2) in ethanol/acetic acid under reflux. The structure of the synthesized compound was assigned on the basis of elemental analysis and spectral data. Full article
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Open AccessShort Note N-(2-Phenoxy-4-(3-phenoxyprop-1-ynyl)phenyl)methane Sulfonamide
Molbank 2012, 2012(1), M751; https://doi.org/10.3390/M751
Received: 7 February 2012 / Accepted: 29 February 2012 / Published: 2 March 2012
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Abstract
The title compound, N-(2-phenoxy-4-(3-phenoxyprop-1-ynyl)phenyl) methanesulfonamide was synthesized in high yield by Sonogashira cross coupling of N-(4-iodo-2-phenoxyphenyl)methanesulfonamide with 3-phenoxyprop-1-yne. The structure of the compound was fully characterized by IR, 1H and 13C NMR, Mass spectra and elemental analysis. Full article
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